Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(2) (OL-25090-02 F0, January 2012)

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Cisco MDS 9000 Family Release Notes for Cisco MDS NX-OS Release 5.2(2)
OL-25090-02
Introduction
• Components Supported, page 2
• MDS 9000 Chassis and Module Support, page 8
• Software Download Process, page 12
• Upgrading Your Cisco MDS NX-OS Software Image, page 15
• Downgrading Your Cisco MDS SAN-OS Software Image, page 19
• New Features in Cisco MDS NX-OS Release 5.2, page 23
• Modified Features, page 25
• Deprecated Features, page 26
• Licensed Cisco NX-OS Software Packages, page 26
• Limitations and Restrictions, page 28
• Caveats, page 35
• Related Documentation, page 41
• Obtaining Documentation and Submitting a Service Request, page 43
Introduction
The Cisco MDS 9000 Family of Multilayer Directors and Fabric Switches provides industry-leading
availability, scalability, security, and management, allowing you to deploy high performance
storage-area networks with lowest total cost of ownership. Layering a rich set of intelligent features onto
a high performance, protocol agnostic switch fabric, the Cisco MDS 9000 Family addresses the stringent
requirements of large data center storage environments: uncompromising high availability, security,
scalability, ease of management, and seamless integration of new technologies.
Cisco MDS 9000 NX-OS Software powers the award winning Cisco MDS 9000 Series Multilayer
Switches. It is designed to create a strategic SAN platform with superior reliability, performance,
scalability, and features. Formerly known as Cisco SAN-OS, Cisco MDS 9000 NX Software is fully
interoperable with earlier Cisco SAN-OS versions and enhances hardware platform and module support.
Components Supported
Table 2 lists the NX-OS software part numbers and hardware components supported by the Cisco MDS
9000 Family.
Note For the latest information about supported transceivers, see the Cisco MDS 9000 Family Pluggable
Transceivers data sheet.
Table 2 Cisco MDS 9000 Family Supported Software and Hardware Components
Component Part Number Description Applicable Product
Software M95S2K9-5.2.2 MDS 9500 Supervisor/Fabric-2, NX-OS software MDS 9500 Series only
M92S2K9-5.2.2 MDS 9200 Supervisor/Fabric-2, NX-OS software MDS 9222i Switch only
M91S3K9-5.2.2 MDS 9148 Supervisor/Fabric-3 NX-OS software MDS 9148 Switch